Factory built transverter. N connectors on each Tx/RX 432 port. BNC connectors on each TX/RX 28 MHz port. 30 watts output/low noise hi gain system/ rx/adjustable drive control at TX IF port. RX IF gain adjustment as well. Was part of my 70cm EME system. 100% working condition. With factory manual. $375 plus shipping conus only. Mike